From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94B4FC433ED for ; Thu, 6 May 2021 14:00:29 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3034C610FC for ; Thu, 6 May 2021 14:00:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3034C610FC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.123542.233048 (Exim 4.92) (envelope-from ) id 1leeYA-000767-5z; Thu, 06 May 2021 14:00:22 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 123542.233048; Thu, 06 May 2021 14:00:22 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1leeYA-00075y-1f; Thu, 06 May 2021 14:00:22 +0000 Received: by outflank-mailman (input) for mailman id 123542; Thu, 06 May 2021 14:00:20 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1leeY8-0003iB-Nn for xen-devel@lists.xenproject.org; Thu, 06 May 2021 14:00:20 +0000 Received: from mail-qv1-xf34.google.com (unknown [2607:f8b0:4864:20::f34]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id ddcf99ed-964d-469e-ac1c-2014191c38bb; Thu, 06 May 2021 14:00:00 +0000 (UTC) Received: by mail-qv1-xf34.google.com with SMTP id j3so3073994qvs.1 for ; Thu, 06 May 2021 07:00:00 -0700 (PDT) Received: from pm2-ws13.praxislan02.com ([2001:470:8:67e:6095:81da:832e:3929]) by smtp.gmail.com with ESMTPSA id 189sm2069992qkh.99.2021.05.06.06.59.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 May 2021 06:59:59 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: ddcf99ed-964d-469e-ac1c-2014191c38bb DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=bPkiWxfn9TxWci7jUlEYMQpJFIgv4BLfsaWuHMIMW38=; b=RzyJ90eZH5ru3q2u6T6ceR4GUw/nWf3Qjqw0TYkDxibbXmtpbqI/pO8Qes2hxE9/Vk gKsiYCh2ThxppnjzMny+C/OZ9y5Bjl03yJQHVE1e98bQ2Ti/CB51ChHj9Fk7ZAlMtyEd LJH75WHXqRvFcddwwwn1SgMGPYhYq4kdpBOTTaYH3BZgrmkdC0nkUrxc+fhbK/xujhFx YP7uKNW7N9vEgvva0k+6mM8KSxaUmx1lEnU847HUs+ji8AjQI1lKn67ZLaOMIhOmuJCJ MSsR0bfOLLZmP325f/ZhDGfEkpR7qaQesqRAqcSe0s9gWu53h2EC244GwrIsp6dAXpa/ i7rQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=bPkiWxfn9TxWci7jUlEYMQpJFIgv4BLfsaWuHMIMW38=; b=SbpByoOCh4LWoozyAKSQnXlP4OLmOf8u7apkHkLDa8fbHUokqApOyFIUPEwpbIQ+A4 hEuYqn5VuIUB9J7rFsOo2Lcq5+kOxziPl6U6GaIRco0gMM4m8di0Mwx72bTMmVnJ5JQe hsCf2PAGixaWbznIgUyLrtZOrXriAzvDzm4voEuKwmZtaE2WjjdfQnUy7Vx8Wn9aLk66 ZVf3gIQknn8ikgakNBiiOaQh0GXCbLGxLffiEqyT3iWzAT5UmQ+yJBJwUri9pzHBZ1xG ZYO+ZfPRMi4tsLo/58g0JbPDfcZv6rUA1N/lB9Q1Sk44/rOLz8UzaMisjpMqy2jm135u gElQ== X-Gm-Message-State: AOAM531qW9NDVvier8rx5wGS/ZUwkkcJA5XUEH3X5QoawCCsrNwd/N55 AYuf4iM6rrth8CZLKaGLsCHalapTtsM= X-Google-Smtp-Source: ABdhPJwy73jUFiBa9zPp9bCMtDNse2DIEKkyvSQXE/Nck56eaqMgVEvaQ4s+ylVd4ZsZu+rieyg+jg== X-Received: by 2002:a05:6214:766:: with SMTP id f6mr4327467qvz.17.1620309600120; Thu, 06 May 2021 07:00:00 -0700 (PDT) From: Jason Andryuk To: xen-devel@lists.xenproject.org Cc: Jason Andryuk , Daniel De Graaf , Quan Xu , Samuel Thibault Subject: [PATCH v2 06/13] vtpmmgr: Flush transient keys on shutdown Date: Thu, 6 May 2021 09:59:16 -0400 Message-Id: <20210506135923.161427-7-jandryuk@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210506135923.161427-1-jandryuk@gmail.com> References: <20210506135923.161427-1-jandryuk@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Remove our key so it isn't left in the TPM for someone to come along after vtpmmgr shutsdown. Signed-off-by: Jason Andryuk Reviewed-by: Samuel Thibault --- stubdom/vtpmmgr/init.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/stubdom/vtpmmgr/init.c b/stubdom/vtpmmgr/init.c index decf8e8b4d..56b4be85b3 100644 --- a/stubdom/vtpmmgr/init.c +++ b/stubdom/vtpmmgr/init.c @@ -792,6 +792,14 @@ void vtpmmgr_shutdown(void) /* Close tpmback */ shutdown_tpmback(); + if (hw_is_tpm2()) { + /* Blow away all stale handles left in the tpm*/ + if (flush_tpm2() != TPM_SUCCESS) { + vtpmlogerror(VTPM_LOG_TPM, + "TPM2_FlushResources failed, continuing shutdown..\n"); + } + } + /* Close tpmfront/tpm_tis */ close(vtpm_globals.tpm_fd); -- 2.30.2